"-са" meaning in Moksha

{
  "etymology_templates": [
    {
      "args": {
        "1": "fi",
        "2": "-ssa",
        "pos": "inessive suffix"
      },
      "expansion": "Finnish -ssa (inessive suffix)",
      "name": "cog"
    },
    {
      "args": {
        "1": "mdf",
        "2": "urj-pro",
        "3": "*-na"
      },
      "expansion": "Proto-Uralic *-na",
      "name": "der"
    }
  ],
  "etymology_text": "Akin to Erzya -со (-so), Finnish -ssa (inessive suffix) (which in some dialects is -sa). Originally likely based on Proto-Uralic *-na and an internal locative infix -s- of uncertain origin but possibly from the lative ending *-s.",
  "forms": [
    {
      "form": "-sa",
      "tags": [
        "romanization"
      ]
    },
    {
      "form": "-со-",
      "roman": "-so-",
      "tags": [
        "alternative"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "mdf",
        "2": "suffix"
      },
      "expansion": "-са • (-sa)",
      "name": "head"
    }
  ],
  "lang": "Moksha",
  "lang_code": "mdf",
  "pos": "suffix",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Moksha entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages using catfix",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with 4 entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Russian terms with non-redundant manual script codes",
          "parents": [
            "Terms with non-redundant manual script codes",
            "Entry maintenance"
          ],
          "source": "w"
        }
      ],
      "examples": [
        {
          "text": "V. I. Ščankina (2011) Russko-mokšansko-erzjanskij slovarʹ [Russian-Moksha-Erzya Dictionary], Saransk, →ISBN\nздесь — тяса\nzdeś — tä sa\nhere [in Russian] — here",
          "type": "example"
        }
      ],
      "glosses": [
        "inessive suffix"
      ],
      "id": "en--са-mdf-suffix-POiKJIGj",
      "links": [
        [
          "inessive",
          "inessive#English"
        ]
      ],
      "tags": [
        "inessive",
        "morpheme",
        "suffix"
      ]
    }
  ],
  "word": "-са"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "fi",
        "2": "-ssa",
        "pos": "inessive suffix"
      },
      "expansion": "Finnish -ssa (inessive suffix)",
      "name": "cog"
    },
    {
      "args": {
        "1": "mdf",
        "2": "urj-pro",
        "3": "*-na"
      },
      "expansion": "Proto-Uralic *-na",
      "name": "der"
    }
  ],
  "etymology_text": "Akin to Erzya -со (-so), Finnish -ssa (inessive suffix) (which in some dialects is -sa). Originally likely based on Proto-Uralic *-na and an internal locative infix -s- of uncertain origin but possibly from the lative ending *-s.",
  "forms": [
    {
      "form": "-sa",
      "tags": [
        "romanization"
      ]
    },
    {
      "form": "-со-",
      "roman": "-so-",
      "tags": [
        "alternative"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "mdf",
        "2": "suffix"
      },
      "expansion": "-са • (-sa)",
      "name": "head"
    }
  ],
  "lang": "Moksha",
  "lang_code": "mdf",
  "pos": "suffix",
  "senses": [
    {
      "categories": [
        "Moksha entries with incorrect language header",
        "Moksha lemmas",
        "Moksha suffixes",
        "Moksha terms derived from Proto-Uralic",
        "Moksha terms with usage examples",
        "Pages using catfix",
        "Pages with 4 entries",
        "Pages with entries",
        "Russian terms with non-redundant manual script codes"
      ],
      "examples": [
        {
          "text": "V. I. Ščankina (2011) Russko-mokšansko-erzjanskij slovarʹ [Russian-Moksha-Erzya Dictionary], Saransk, →ISBN\nздесь — тяса\nzdeś — tä sa\nhere [in Russian] — here",
          "type": "example"
        }
      ],
      "glosses": [
        "inessive suffix"
      ],
      "links": [
        [
          "inessive",
          "inessive#English"
        ]
      ],
      "tags": [
        "inessive",
        "morpheme",
        "suffix"
      ]
    }
  ],
  "word": "-са"
}